SOLUTION: what is the perimeter of a rectangle with a length of 12inches and the length of its diagnal is 2 square root 45 inches

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Question 189367: what is the perimeter of a rectangle with a length of 12inches and the length of its diagnal is 2 square root 45 inches
Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
2 sqrt 45=6 sqrt (5)
:
perimeter is 12+12 +2(6 sqrt 5)
:
24%2B12sqrt%285%29